Finding the Fourth Proportional to 2,149,880.22, 2,966,745.06 and 1,169,823.06
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Solution
The fourth proportional to 2,149,880.22, 2,966,745.06 and 1,169,823.06 is: 1,614,307.04
Step by Step Solution
- Step 1: Write the proportion equation
2,149,880.22 : 2,966,745.06 = 1,169,823.06 : x - Step 2: Convert to fraction form
2,149,880.22/2,966,745.06 = 1,169,823.06/x - Step 3: Cross multiply
2,149,880.22x = 2,966,745.06 × 1,169,823.06 - Step 4: Simplify right side
2,149,880.22x = 3,470,566,784,329.08 - Step 5: Solve for x
x = 3,470,566,784,329.08/2,149,880.22 - Step 6: Final answer
x = 1,614,307.04
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.